header{
    width:100%;
    background: #81d8d0;
}

header #header-main{
    max-width:1200px;
    width:100%;
    margin:0 auto;
}

header #header-logo{
    color: #fff;
    padding:10px;
}

header a{
    color:#fff;
}

header #header-main>*{
    display: inline-block;
    vertical-align: top;
}

header #nav{
    overflow: hidden;
    display: inline-block;
}
header #nav .nav-item{
    float: left;
    padding:10px;
}

header #nav .nav-item:hover,.router-link-active{
    color:#81d8d0;
    background-color: #fff;
}